Chrome bar and steel tube
Steel grade: CK45 -> DIN 17200 42CrMo4
Chrome layer thickness : 25±5 μm
Tolerance : ISO f7 I
Coating hardness: 900 - 1150 HV (0,1)
Resistance to corrosion: Min 200 h NSS -> ISO 9227 (*)
Rating 9 ISO 10289
Roundness :
1/2 tolerancia -> Ø
1/2 tolerance -> Ø
1/2 tolérance -> Ø
1/2 Toleranzen -> Ø
1/2 tolerancia -> Ø
1/2 tolerance -> Ø
1/2 tolérance -> Ø
1/2 Toleranzen -> Ø
Straightness Rectitude: 1 mm/m